*{
    margin:0;
    padding:0;
    list-style: none;
    text-decoration: none;
}
.topnav{
    width:100%;
    height:70px;
    background: white;
   /* margin-top:10px; */
}
.topnav a{
    display: block;
    width:100%;
    height:100%;
    padding:10px;
}
.topnav a img{
    width:50px;
    height:50px;
    float: left;
}
.topnav_sun{
    width:83%;
    height:100%;
    float:right;
    text-align: left;
    line-height: 25px;
}
.topnav_sun span:first-child{
    font-size: 16px;
}
.topnav_sun span:nth-child(3){
    font-size: 14px;
    color:#999999;
}
.topnav_sun span:nth-child(4){
    float:right;
    margin-top:-15px;
    /* margin-right:10px; */
}
.topnav_sun span:nth-child(4) img{
    width:20px;
    height:20px;
}


/* 列表导航 */
.bomnav{
    width:100%;
    height:100px;
    background: white;
    margin-top:10px;
}
.firstsun{
    width:100%;
    height:50px;
   text-align: left;
}
.firstsun a{
    width:100%;
    height:100%;
    padding-left: 10px;
    padding-right: 10px;
    line-height: 50px;
    display: block;
    border-bottom: 1px solid #F2F2F2;
}
.firstsun a span:last-child img{
    width:20px;
    height:20px;
    vertical-align: middle;
}
.firstsun a span:last-child{
    float: right;
}
.firstsun a span:first-child{
    display: inline-block;
    margin-right: 10px;
    margin-left: 10px;
    
}
.firstsun a span:first-child img{
    width:17px;
    height:20px;
    vertical-align: middle;
}
.firstsun a span:nth-child(2){
    font-size: 15px;
}



.nextsun{
    width:100%;
    height:50px;
   text-align: left;
}
.nextsun a{
    width:100%;
    height:100%;
    padding-left: 10px;
    padding-right: 10px;
    line-height: 50px;
    display: block;
    border-bottom: 1px solid #F2F2F2;
}
.nextsun a span:last-child img{
    width:20px;
    height:20px;
    vertical-align: middle;
}
.nextsun a span:last-child{
    float: right;
}
.nextsun a span:first-child{
    display: inline-block;
    margin-right: 10px;
    margin-left: 10px;
    
}
.nextsun a span:first-child img{
    width:20px;
    height:20px;
    vertical-align: middle;
}
.nextsun a span:nth-child(2){
    font-size: 15px;
}



.lastsun{
    width:100%;
    height:50px;
   text-align: left;
}
.lastsun a{
    width:100%;
    height:100%;
    padding-left: 10px;
    padding-right: 10px;
    line-height: 50px;
    display: block;
}
.lastsun a span:last-child img{
    width:20px;
    height:20px;
    vertical-align: middle;
}
.lastsun a span:last-child{
    float: right;
}
.lastsun a span:first-child{
    display: inline-block;
    margin-right: 10px;
    margin-left: 10px;
}
.lastsun a span:first-child img{
    width:20px;
    height:20px;
    vertical-align: middle;
}
.lastsun a span:nth-child(2){
    font-size: 15px;
}




